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Implement Hash for raw pointers to unsized types

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This commit is contained in:
Matt Brubeck 2017-10-23 14:21:00 -07:00
parent 4c053db233
commit c2c1910d69
2 changed files with 32 additions and 4 deletions
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8
src/libcore/tests/hash/mod.rs
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@ -79,6 +79,14 @@ fn test_writer_hasher() {
let ptr = 5_usize as *mut i32;
assert_eq!(hash(&ptr), 5);
let cs: &mut [u8] = &mut [1, 2, 3];
let ptr = cs.as_ptr();
let slice_ptr = cs as *const [u8];
assert_eq!(hash(&slice_ptr), hash(&ptr) + cs.len() as u64);
let slice_ptr = cs as *mut [u8];
assert_eq!(hash(&slice_ptr), hash(&ptr) + cs.len() as u64);
}
struct Custom { hash: u64 }